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What is the correct MIME type to use for an RSS feed?
...eds out there in the wild.
Here are a few that I checked:
$ for f in \
https://feeds.feedburner.com/TechCrunch/ \
http://feeds.bbci.co.uk/news/video_and_audio/news_front_page/rss.xml \
http://rss.nytimes.com/services/xml/rss/nyt/HomePage.xml \
https://daringfireball.net/thetalkshow/rss \
...
In what cases will HTTP_REFERER be empty
...the window/tab.
clicked a link in an external application.
switched from a https URL to a http URL.
switched from a https URL to a different https URL.
has security software installed (antivirus/firewall/etc) which strips the referrer from all requests.
is behind a proxy which strips the referrer fr...
Updating Bootstrap to version 3 - what do I have to do?
...x add html5shiv.js to add support of HTML5 elements to IE8
add respond.js (https://github.com/scottjehl/Respond) for media query support in IE. NOTE this won't work with CDN, see: IE8 issue with Twitter Bootstrap 3
If you use Glyphicons, you will have to add them from http://glyphicons.getbootstrap....
What is the purpose of the “role” attribute in HTML?
...ML but were deprecated. However, they are now defined by HTML 5, see here: https://www.w3.org/WAI/PF/aria/roles#abstract_roles_header
The purpose of the role attribute is to identify to parsing software the exact function of an element (and its children) as part of a web application. This is mostly...
How does PHP 'foreach' actually work?
...AP is a visible feature of an array (exposed through the current family of functions), as such changes to the IAP count as modifications under copy-on-write semantics. This, unfortunately, means that foreach is in many cases forced to duplicate the array it is iterating over. The precise conditions ...
Alternative to iFrames with HTML5
...
object is an easy alternative in HTML5:
<object data="https://blogs.claritycon.com/blog/2016/03/bower-packages-asp-net-core-1-0/" width="400" height="300" type="text/html">
Alternative Content
</object>
You can also try embed:
<embed src="https://bl...
What is ?= in Makefile
...eUploader: {
brandingHtml: "Powered by \u003ca href=\"https://imgur.com/\"\u003e\u003csvg class=\"svg-icon\" width=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 4...
Pretty-print C++ STL containers
...sert("hello");
j.insert("world");
double k[] = { 1.1, 2.2, M_PI, -1.0/123.0 };
std::cout << i << "\n" << j << "\n" << k << "\n";
}
It currently only works with vector and set, but can be made to work with most containers, just by expanding on the IsConta...
Using HTML5/Canvas/JavaScript to take in-browser screenshots
...ent's entire desktop using getUserMedia():
Have a look at this example:
https://www.webrtc-experiment.com/Pluginfree-Screen-Sharing/
The client will have to be using chrome (for now) and will need to enable screen capture support under chrome://flags.
...
How to add a filter class in Spring Boot?
...etRequest;
import javax.servlet.ServletResponse;
import javax.servlet.http.HttpServletResponse;
import org.springframework.context.annotation.Profile;
import org.springframework.stereotype.Component;
@Component
public class XClacksOverhead implements Filter {
public static final String X_CLACKS...